Associations to the word «Rn»

Wiktionary

RN, abbreviation. Rio Grande do Norte, a state of Brazil.
RN, symbol. (element symbol) Symbol for radon.

Dictionary definition

RN, noun. A radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health.
RN, noun. A graduate nurse who has passed examinations for registration.

Wise words

The short words are best, and the old words are the best of all.
Winston Churchill